File only-do-reverse-dns-lookup-on-ips-for-salt-ssh.patch of Package salt.9528

From 7c073619b0beea53d132aa05dab43bfbfe2008a0 Mon Sep 17 00:00:00 2001
From: Daniel Wallace <danielwallace@gtmanfred.com>
Date: Wed, 25 Jul 2018 09:48:29 -0500
Subject: [PATCH] only do reverse dns lookup on ips for salt-ssh

Fixes #48676
---
 salt/client/ssh/__init__.py | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/salt/client/ssh/__init__.py b/salt/client/ssh/__init__.py
index 3cea820be5..7a2c110a2e 100644
--- a/salt/client/ssh/__init__.py
+++ b/salt/client/ssh/__init__.py
@@ -347,7 +347,9 @@ class SSH(object):
             return
 
         hostname = self.opts['tgt'].split('@')[-1]
-        needs_expansion = '*' not in hostname and salt.utils.network.is_reachable_host(hostname)
+        needs_expansion = '*' not in hostname and \
+                          salt.utils.network.is_reachable_host(hostname) and \
+                          salt.utils.network.is_ip(hostname)
         if needs_expansion:
             hostname = salt.utils.network.ip_to_host(hostname)
             self._get_roster()
-- 
2.17.1